The Liar () — Cast
Cast
| Asa Butterfield | Healey |
| Ethan Lawrence | Trotter |
| Rupert Everett | Biffen |
| Sally Phillips | Beryl Stedman |
| Tom Wilkinson | Trefusis |
| Miles Jupp | Dr Chaleck |
| Charles Dance | Tickford |
| David Walliams | Hesketh |
| Jeff Goldblum | Trefusis |
Crew
| Stephen Fry | Novel |
| Douglas Ingram | Storyboard Artist |
| Steve Newton | Line Producer |
| Tony Hagger | Writer |
| Yassmine Najime | Manager of Operations |
| Jina Jay | Casting Director |
| Stephen Fry | Executive Producer |
| Alison Newell | Production Executive |
| Alison Newell | Producer's Assistant |
| Gary Shaw | Director of Photography |
| Charlotte Biermann | Script Editor |
| Guy de Beaujeu | Producer |
| Jessie Frost | Casting |
| Tony Hagger | Producer |
| Eve Stewart | Production Design |
| Tony Hagger | Director |
| Gavin James | Executive Producer |